Finding the Fourth Proportional to 16,650.40, 24,978.84 and 4,963.36

Step by Step Solution

1. Step 1: Write the proportion equation
   16,650.40 : 24,978.84 = 4,963.36 : x
2. Step 2: Convert to fraction form
   16,650.40/24,978.84 = 4,963.36/x
3. Step 3: Cross multiply
   16,650.40x = 24,978.84 × 4,963.36
4. Step 4: Simplify right side
   16,650.40x = 123,978,975.30
5. Step 5: Solve for x
   x = 123,978,975.30/16,650.40
6. Step 6: Final answer
   x = 7,446.01